BaseTableItemProvider.java

/*
 * JBoss, Home of Professional Open Source.
 *
 * See the LEGAL.txt file distributed with this work for information regarding copyright ownership and licensing.
 *
 * See the AUTHORS.txt file distributed with this work for a full listing of individual contributors.
 */
package org.teiid.designer.metamodels.relational.provider;

import java.util.Collection;
import java.util.List;
import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.util.ResourceLocator;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.edit.provider.ViewerNotification;
import org.teiid.designer.metamodels.relational.BaseTable;
import org.teiid.designer.metamodels.relational.RelationalFactory;
import org.teiid.designer.metamodels.relational.RelationalPackage;

/**
 * This is the item provider adapter for a {@link org.teiid.designer.metamodels.relational.BaseTable} object. <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * 
 * @generated
 *
 * @since 8.0
 */
public class BaseTableItemProvider extends TableItemProvider {
    /**
     * This constructs an instance from a factory and a notifier. <!-- begin-user-doc --> <!-- end-user-doc -->
     * 
     * @generated
     */
    public BaseTableItemProvider( AdapterFactory adapterFactory ) {
        super(adapterFactory);
    }

    /**
     * This returns the property descriptors for the adapted class. <!-- begin-user-doc --> <!-- end-user-doc -->
     * 
     * @generated NOT
     */
    @Override
    public List getPropertyDescriptors( Object object ) {
        // Repopulate the list of property descriptors every call
        if (itemPropertyDescriptors != null) {
            this.itemPropertyDescriptors.clear();
            this.itemPropertyDescriptors = null;
        }
        if (itemPropertyDescriptors == null) {
            super.getPropertyDescriptors(object);

        }
        return itemPropertyDescriptors;
    }

    /**
     * This returns the property descriptors for the adapted class. <!-- begin-user-doc --> <!-- end-user-doc -->
     * 
     * @generated
     */
    @Override
    public List getPropertyDescriptorsGen( Object object ) {
        if (itemPropertyDescriptors == null) {
            super.getPropertyDescriptors(object);

        }
        return itemPropertyDescriptors;
    }

    /**
     * This specifies how to implement {@link #getChildren} and is used to deduce an appropriate feature for an
     * {@link org.eclipse.emf.edit.command.AddCommand}, {@link org.eclipse.emf.edit.command.RemoveCommand} or
     * {@link org.eclipse.emf.edit.command.MoveCommand} in {@link #createCommand}. <!-- begin-user-doc --> <!-- end-user-doc -->
     * 
     * @generated
     */
    @Override
    public Collection getChildrenFeatures( Object object ) {
        if (childrenFeatures == null) {
            super.getChildrenFeatures(object);
            childrenFeatures.add(RelationalPackage.eINSTANCE.getBaseTable_ForeignKeys());
            childrenFeatures.add(RelationalPackage.eINSTANCE.getBaseTable_PrimaryKey());
            childrenFeatures.add(RelationalPackage.eINSTANCE.getBaseTable_UniqueConstraints());
        }
        return childrenFeatures;
    }

    /**
     * <!-- begin-user-doc --> <!-- end-user-doc -->
     * 
     * @generated
     */
    @Override
    protected EStructuralFeature getChildFeature( Object object,
                                                  Object child ) {
        // Check the type of the specified child object and return the proper feature to use for
        // adding (see {@link AddCommand}) it as a child.

        return super.getChildFeature(object, child);
    }

    /**
     * This returns BaseTable.gif. <!-- begin-user-doc --> <!-- end-user-doc -->
     * 
     * @generated
     */
    @Override
    public Object getImage( Object object ) {
        return getResourceLocator().getImage("full/obj16/BaseTable"); //$NON-NLS-1$
    }

    /**
     * This returns the label text for the adapted class. <!-- begin-user-doc --> <!-- end-user-doc -->
     */
    @Override
    public String getText( Object object ) {
        String label = ((BaseTable)object).getName();
        return label == null || label.length() == 0 ? getString("_UI_BaseTable_type") : //$NON-NLS-1$
        label;
    }

    /**
     * This handles model notifications by calling {@link #updateChildren} to update any cached children and by creating a viewer
     * notification, which it passes to {@link #fireNotifyChanged}. <!-- begin-user-doc --> <!-- end-user-doc -->
     * 
     * @generated
     */
    @Override
    public void notifyChanged( Notification notification ) {
        updateChildren(notification);

        switch (notification.getFeatureID(BaseTable.class)) {
            case RelationalPackage.BASE_TABLE__FOREIGN_KEYS:
            case RelationalPackage.BASE_TABLE__PRIMARY_KEY:
            case RelationalPackage.BASE_TABLE__UNIQUE_CONSTRAINTS:
                fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), true, false));
                return;
        }
        super.notifyChanged(notification);
    }

    /**
     * This adds to the collection of {@link org.eclipse.emf.edit.command.CommandParameter}s describing all of the children that
     * can be created under this object. <!-- begin-user-doc --> <!-- end-user-doc -->
     * 
     * @generated
     */
    @Override
    protected void collectNewChildDescriptors( Collection newChildDescriptors,
                                               Object object ) {
        super.collectNewChildDescriptors(newChildDescriptors, object);

        newChildDescriptors.add(createChildParameter(RelationalPackage.eINSTANCE.getBaseTable_ForeignKeys(),
                                                     RelationalFactory.eINSTANCE.createForeignKey()));

        newChildDescriptors.add(createChildParameter(RelationalPackage.eINSTANCE.getBaseTable_PrimaryKey(),
                                                     RelationalFactory.eINSTANCE.createPrimaryKey()));

        newChildDescriptors.add(createChildParameter(RelationalPackage.eINSTANCE.getBaseTable_UniqueConstraints(),
                                                     RelationalFactory.eINSTANCE.createUniqueConstraint()));
    }

    /**
     * Return the resource locator for this item provider's resources. <!-- begin-user-doc --> <!-- end-user-doc -->
     * 
     * @generated
     */
    @Override
    public ResourceLocator getResourceLocator() {
        return RelationalEditPlugin.INSTANCE;
    }

}